
If you want to become a certified diver, you may want to consider a PADI certification. PADI offers many levels of training. The courses usually include three main components. There is an online self-study module that will teach you the basics of diving, confined water and open water diving, as well as a practical dive to put all your knowledge into action. Whether you're just getting started in the water or have been diving for several years, PADI certifications are a great way to get a feel for diving.
PADI
PADI offers different levels of certification. PADI offers several courses for divers who want to be certified as a diving professional. PADI offers many certifications from Open Water Diver to Scuba Diver.

SSI
If you want to become an SSI instructor, the first step is to become familiar with the SSI certification chart. It is important that you understand that SSI certifications start at the basics and then progress to more complicated levels. SSI certification courses can be taken online or in person. You will be required to complete both open and closed water training sessions. An instructor who is specialized in water safety will assist you with organizing your skills according to how you perform.
NAUI
There are many differences in the NAUI and PADI certifications. Most notable differences are in certification requirements and teaching methods. These differences can have an impact on a diver’s ability to dive. Your attitude towards diving and physical abilities will determine which certification you should pursue.
CMAS
CMAS padi's certification chart is slightly different from PADI's. Although they have many similarities, the certifications of these two agencies are very different. CMAS requires you to complete four training dives and be able to dive to 18 meters, while PADI requires you do five.
BSAC
After completing the BSAC open water diver program, a diver may take further courses through BSAC. The BSAC certification chart has a list of courses that will enable the diver to reach the advanced level. These courses may involve a fee, which can range from 25 to 55 US dollars.

Digital Underwater Photographer
The PADI certification chart for digital underwater photographer includes an introduction to the art of underwater photography and a range of digital camera techniques. This specialty can be completed in a single course or as a two-part course, and includes topics such as the use of colour filters and white-balancing, as well as camera set up. Students learn file formats and image resolution.